The science club _____ a rocket into the air.
a) scientific
b) launched
c) anchored
d) particles
launched – verb – sent off or started in motion
Next Question
The crew is lucky they _____ the boat to a rock because the sudden storm would have blown them far from shore.
a) inflate
b) scientific
c) launched
d) anchored
anchored – verb – being held in place by a heavy metal device or object
Next Question
Tiny ______ connect together to make up solid objects.
a) launched
b) anchored
c) particles
d) companion
particles – plural noun – small bits or pieces of an element
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A dog can be a good ______ for a lonely person.
a) companion
b) dense
c) hydrogen
d) inflate
companion – noun – a person or animal who keeps somebody company
Next Question
The smoke was very ____, making it difficult for firefights to see.
a) anchored
b) particles
c) companion
d) dense
dense – adjective – packed closely together
Next Question
Today in class we learned that _____ was used in early balloons because it was the lightest element.
a) particles
b) companion
c) hydrogen
d) dense
hydrogen – noun – a gas that has no odor, color or taste and burns easily
Next Question
The air pump at the gas station will _____ the front tires.
a) dense
b) inflate
c) hydrogen
d) scientific
inflate – verb – to cause to swell by filling with air or gas
Next Question
The _______ discovery of gravity changed the way people thought about Earth.
a) scientific
b) hydrogen
c) launched
d) inflate
scientific – adjective – having to do with or used in science
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